常用的立方根数
0
3
=0
1
3
=1
2
3
=1.26
3
3
=1.442
4
3
=1.587
5
3
=1.71
6
3
=1.817
7
3
=1.913
8
3
=2
9
3
=2.08
10
3
=2.154
11
3
=2.224
12
3
=2.289
13
3
=2.351
14
3
=2.41
15
3
=2.466
16
3
=2.52
17
3
=2.571
18
3
=2.621
19
3
=2.668
20
3
=2.714
21
3
=2.759
22
3
=2.802
23
3
=2.844
24
3
=2.884
25
3
=2.924
26
3
=2.962
27
3
=3
28
3
=3.037
29
3
=3.072
30
3
=3.107
31
3
=3.141
32
3
=3.175
33
3
=3.208
34
3
=3.24
35
3
=3.271
36
3
=3.302
37
3
=3.332
38
3
=3.362
39
3
=3.391
40
3
=3.42
41
3
=3.448
42
3
=3.476
43
3
=3.503
44
3
=3.53
45
3
=3.557
46
3
=3.583
47
3
=3.609
48
3
=3.634
49
3
=3.659
50
3
=3.684
51
3
=3.708
52
3
=3.733
53
3
=3.756
54
3
=3.78
55
3
=3.803
56
3
=3.826
57
3
=3.849
58
3
=3.871
59
3
=3.893
60
3
=3.915
61
3
=3.936
62
3
=3.958
63
3
=3.979
64
3
=4
65
3
=4.021
66
3
=4.041
67
3
=4.062
68
3
=4.082
69
3
=4.102
70
3
=4.121
71
3
=4.141
72
3
=4.16
73
3
=4.179
74
3
=4.198
75
3
=4.217
76
3
=4.236
77
3
=4.254
78
3
=4.273
79
3
=4.291
80
3
=4.309
81
3
=4.327
82
3
=4.344
83
3
=4.362
84
3
=4.38
85
3
=4.397
86
3
=4.414
87
3
=4.431
88
3
=4.448
89
3
=4.465
90
3
=4.481
91
3
=4.498
92
3
=4.514
93
3
=4.531
94
3
=4.547
95
3
=4.563
96
3
=4.579
97
3
=4.595
98
3
=4.61
99
3
=4.626
100
3
=4.642